100 lines
3.1 KiB
C
100 lines
3.1 KiB
C
/*-
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* Copyright (c) 2007-2008 Robert N. M. Watson
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <sys/sysctl.h>
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#include <sys/user.h>
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#include <err.h>
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#include <libprocstat.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include "procstat.h"
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static const char *get_umask(struct procstat *procstat,
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struct kinfo_proc *kipp);
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void
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procstat_cred(struct procstat *procstat, struct kinfo_proc *kipp)
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{
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unsigned int i, ngroups;
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gid_t *groups;
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if (!hflag)
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printf("%5s %-16s %5s %5s %5s %5s %5s %5s %5s %5s %-15s\n",
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"PID", "COMM", "EUID", "RUID", "SVUID", "EGID", "RGID",
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"SVGID", "UMASK", "FLAGS", "GROUPS");
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printf("%5d ", kipp->ki_pid);
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printf("%-16s ", kipp->ki_comm);
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printf("%5d ", kipp->ki_uid);
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printf("%5d ", kipp->ki_ruid);
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printf("%5d ", kipp->ki_svuid);
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printf("%5d ", kipp->ki_groups[0]);
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printf("%5d ", kipp->ki_rgid);
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printf("%5d ", kipp->ki_svgid);
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printf("%5s ", get_umask(procstat, kipp));
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printf("%s", kipp->ki_cr_flags & CRED_FLAG_CAPMODE ? "C" : "-");
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printf(" ");
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groups = NULL;
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/*
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* We may have too many groups to fit in kinfo_proc's statically
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* sized storage. If that occurs, attempt to retrieve them using
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* libprocstat.
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*/
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if (kipp->ki_cr_flags & KI_CRF_GRP_OVERFLOW)
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groups = procstat_getgroups(procstat, kipp, &ngroups);
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if (groups == NULL) {
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ngroups = kipp->ki_ngroups;
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groups = kipp->ki_groups;
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}
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for (i = 0; i < ngroups; i++)
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printf("%s%d", (i > 0) ? "," : "", groups[i]);
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if (groups != kipp->ki_groups)
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procstat_freegroups(procstat, groups);
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printf("\n");
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}
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static const char *
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get_umask(struct procstat *procstat, struct kinfo_proc *kipp)
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{
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u_short fd_cmask;
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static char umask[4];
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if (procstat_getumask(procstat, kipp, &fd_cmask) == 0) {
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snprintf(umask, 4, "%03o", fd_cmask);
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return (umask);
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} else {
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return ("-");
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}
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}
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